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feat/em join algo parallel exec 23.02 (to be perf tested) #3347

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feat/em join algo parallel exec 23.02 (to be perf tested) #3347

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@drrtuy drrtuy commented Nov 9, 2024 •
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This

  • sets the number of cores utilized by JOIN to JobList.NumCores with 8 as the default.
  • increases outstanding Primitive messages window granularity via JobList.MaxOutstandingRequests
  • improves thread naming to monitor parallel thread execution efficiently

@drrtuy
feat(joblist,runtime): this is the first part of the execution model …
1d1d21c 
…that produces a workload that can be predicted for a given query.

  - forces to UM join converter to use a value from a configuration
  - replaces a constant used to control a number of outstanding requests with a value depends on column width
  - modifies related Columnstore.xml values
@drrtuy drrtuy changed the title Feat/em join algo parallel exec 23.02 feat/em join algo parallel exec 23.02 Nov 9, 2024
@drrtuy drrtuy force-pushed the feat/em-join-algo-parallel-exec-23.02 branch from c202623 to 71a468e Compare November 9, 2024 21:41
@drrtuy drrtuy changed the title feat/em join algo parallel exec 23.02 feat/em join algo parallel exec 23.02 (to be perf tested) Nov 11, 2024
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@mariadb-LeonidFedorov mariadb-LeonidFedorov Awaiting requested review from mariadb-LeonidFedorov

@mariadb-AllenHerrera mariadb-AllenHerrera Awaiting requested review from mariadb-AllenHerrera

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